1.Thrash talkers

A young boy gets sent to a different world were it had different races ,mystical weapons that grants powers,and kingdoms and when a king toke a liken to him and sent him to a school were he was to be train to see what his power even tho he keeps repeatedly saying he is a human anyway let's see what happens in this school will he go home?will he stay?will he become a legend?p.s yes he has a harem of girls too